apa kah rumus dari perfect tense

positif = S+Has/Have+V3
negatif = S+Has/Have+Not+V3
interrogative = Has/Have+S+V3

positif=.I/you/we/they+have+verb 3
.he/she/it+has+verb 3
negatif=.I/you/we/they+have+no+verb 3
.he/she/it+has+no+verb 3
interogatif=.have+I/you/we/they+verb 3
.has+he/she/it+verb 3